Accept aarch64 as valid build host

Upstream-Status: Pending
Signed-off-by: Khem Raj <raj.khem@gmail.com>

Index: v86d-0.1.10/configure
===================================================================
--- v86d-0.1.10.orig/configure
+++ v86d-0.1.10/configure
@@ -26,7 +26,7 @@ copt_x86emu_test()
 	local m=`uname -m`
 	if [ "$m" = "i686" -o "$m" = "i586" -o "$m" = "i486" -o "$m" = "i386" ]; then
 		echo "n";
-	elif [ "$m" = "x86_64" ]; then
+	elif [ "$m" = "x86_64" -o "$m" = "aarch64" ]; then
 		echo "y";
 	else
 		echo "It looks like your architecture '$m' isn't supported by this version of v86d." >&2